Two inner dust clumps in PDS 70. A third protoplanet traced by trojan material or a substructured inner disk?

O. Balsalobre-Ruza, V. Christiaens, N. Huélamo +21

The PDS 70 cavity hosts two confirmed directly imaged protoplanets and a third inner planet candidate at 13au, labeled PDS 70 d. Despite its Keplerian motion, its unusually blue sp…